General Secretariat
The Secretariat is the point of contact for all IOSCO members, committees and task forces, and is responsible for the day-to-day functioning of IOSCO.
The Secretariat's work is managed and coordinated by the Secretary General and the Deputy Secretary General, who also perform duties of high level representation, with institutions such as the Financial Stability Board (FSB), the Basel Committee on Banking Supervision (BCBS) and the Committee on Payments and Market Infrastructures (CPMI). They also provide support to members and ensure the smooth and effective functioning of the Board, the Growth and Emerging Markets Committee, the Affiliate Members Consultative Committee, the regional and policy committees and the task forces. The Secretary General and his deputy seek to ensure transparency, inclusivity and accountability throughout the organization. They engage regularly with political and industry representatives.
Rodrigo Buenaventura
Secretary General
Rodrigo Buenaventura took over as Secretary General in January 2025.
He served four years as Chair of the Spanish financial markets regulator, CNMV, until December 2024, and as such was a member of the ESMA and IOSCO boards. Rodrigo chaired several policy committees within ESMA (Investor Protection, Market Integrity and Markets) and IOSCO (Sustainable Finance Task Force).
Previously, he developed a career in financial markets regulation and supervision, starting at CNMV in 2005 as Head of International and then Secondary Markets, joining the then newly created ESMA as its first Head of Markets (2011 to 2017) and then back at CNMV as Director General for Markets until 2020. He specialized in post-trading, market abuse supervision, corporate reporting, market structure and corporate governance.
After graduating in Economics in Madrid, he spent the first eleven years of his career (1993-2004) in the private sector as a financial consultant at a leading Spanish consulting company (AFI). First as a fixed income and monetary policy analyst, then as partner of the firm and member of the executive committee, focusing on asset and liability management, securities issuance, debt management, rating advice and public finance.
Tajinder Singh
Deputy Secretary General
Tajinder Singh joined the IOSCO General Secretariat in January 2010 as Deputy Secretary General.
He was previously Head of International Affairs & Human Resource Development and Advisor to the Chairman of the Securities and Exchange Board of India (SEBI).
Mr. Singh comes from the Indian Administrative Service (IAS) and has held various positions in the Ministry of Finance in the Government of India, as well as handling a number of assignments for the government in the financial and other sectors. He has over 30 years of experience at senior leadership positions in different organizations dealing with strategic issues in regulation, finance and administration, and significant domestic and international experience dealing with Government and regulators.
Mr. Singh holds a Master’s degree in Systems Science and Automation from the Indian Institute of Science (IISc), Bangalore, and graduated in Electrical and Electronics Engineering from the Indian Institute of Technology (IIT), Kanpur.
Emilie Bernard
Communications Manager
Emilie Bernard joined IOSCO in September 2025. As Communications Manager, she leads IOSCO´s external communications, from public outreach to media relations and social media content.
Prior to joining IOSCO, Emilie spent most of her career in various departments of the French government, including at the French Embassy in Washington, DC and at the French Treasury.
Most recently, Emilie was in charge of European communications for the International Monetary Fund.
Emilie is a graduate of the Catholic University of Paris and of Sorbonne Nouvelle University.
Aleksandar Bozovic
Advisor
Aleksandar joined the IOSCO General Secretariat in July 2025 as Advisor for Standards Implementation. He is seconded from the Securities Commission of the Republic of Serbia, where he worked as Supervisor in the Department for Direct Supervision since 2020. In this role, he specialized in anti-money laundering and countering the financing of terrorism (AML/CFT), supervision of crypto-asset service providers, investment firms, custodian banks, auditors, and the broader area of financial inclusion.
Aleksandar holds a Bachelor’s degree in Finance, Banking and Insurance from the Faculty of Economics, University of Belgrade (Serbia), and a Master’s degree in International Security from the Faculty of Political Sciences, University of Belgrade (Serbia). He is currently a PhD candidate at the Faculty of Economics, University of Belgrade (Serbia), focusing his research on financial inclusion and sustainable development.
Josafat De Luna
Head of Members Engagement
Josafat is a member of the Growth and Emerging Markets (GEM) team, and the Implementation Monitoring team at IOSCO. In this role, he provides support to the General Secretariat, the IOSCO Board, the GEM Committee and the GEM Steering Committee, and the Assessment Committee. In addition, Josafat supports the implementation monitoring work of CPMI-IOSCO, as well as the Committee 8.
Prior to joining the IOSCO General Secretariat in February 2016, Josafat was Deputy General Director for Cross-Border Supervisory and Enforcement Cooperation at the National Banking and Securities Commission (CNBV) of Mexico. Furthermore he was the CNBV representative to IOSCO's Committee 4 on Enforcement and the Exchange of Information and the MMoU Screening Group.
Josafat has a Bachelor's degree in Public Administration from El Colegio de Mexico and a Master's degree in International Relations (International Finance) from the Paul H. Nitze School of Advanced International Studies (SAIS) of The Johns Hopkins University.
Cecile de Wit
Head of Capacity Building
Cecile joined the IOSCO General Secretariat in January 2009 and she is responsible for IOSCO’s strategies and initiatives for capacity building. Among other key areas, these responsibilities entail overseeing the IOSCO/PIFS – Harvard Law School Global Certificate Program, the annual IOSCO Seminar Training Program (STP), regional training seminars and joint programs, as well as IOSCO’s technical assistance program. Cecile conducts regular analyses of member needs and priorities to develop appropriate programs to help build the regulatory capacity of IOSCO members.
Cecile holds an MA degree in International Relations from the University of Utrecht, the Netherlands, and an MSc in International Cooperation from the University Complutense of Madrid.
Hemla Deenanath
Senior Implementation Monitoring Advisor
Hemla joined the Implementation Monitoring team at IOSCO in May 2019. Her main responsibilities involve supporting the work of the IOSCO Assessment Committee, CPMI-IOSCO Implementation Monitoring Standing Group (IMSG), and FSB Standing Committee on Standards Implementation (SCSI). From 2016-2018 she was seconded to the Growth and Emerging Markets (GEM) team at the General Secretariat.
Before IOSCO, Hemla worked for the Financial Services Commission of Mauritius in the Policy and Capital Markets Surveillance Departments.
Hemla holds a BSc (Hons) in Economics from the University of Warwick and a MSc in Financial Management and Taxation from the Open University of Mauritius. Hemla is also a qualified Trust and Estate Practitioner.
Alp Eroglu
Deputy Director of Standards Development Department and Head of Innovation & Investor Protection
Alp Eroglu joined IOSCO in 2010 and is currently the Deputy Director of Standards Development Department and Head of Innovation & Investor Protection at the IOSCO General Secretariat.
Alp is mainly responsible for IOSCO´s FinTech and Crypto and Digital Assets related work, as well as IOSCO´s investor protection agenda.
Since he joined IOSCO, Alp has led IOSCO work on a variety of matters, including Committee 2 on Secondary Markets, Committee 3 on Market Intermediaries, Committee 7 on Derivatives, Committee 8 on Investor Protection , the FinTech Task Force, CPMI-IOSCO, Retail Investor Coordination Group, as well as various IOSCO projects on retail and wholesale market conduct, financial benchmarks, SME and infrastructure financing, compensation practices, and commodity derivatives, among others.
Alp has thirty years of professional experience, twenty-four years of which is in securities regulation.
He has an undergraduate degree from University of Ankara Law School, and postgraduate degrees from University of Pennsylvania Law School and Wharton Business School.
Ana Expósito
Senior Human Resources Manager
Ana joined the IOSCO General Secretariat as Senior Human Resources Manager in March 2024.
Before joining IOSCO, Ana worked in the Engineering sector for more than 15 years. Her leadership roles in Human Resources Departments focused on creating, developing and implementing HR programs and initiatives, employee development and the digitization of HR processes.
Ana holds a Bachelor's degree in Law and Master Degrees in both Human Resources Management and Human Resources Digitization gained from CFE and IEBS.
César Fernández
IT Manager
César joined IOSCO in November 2017 and helps develop IOSCO's IT related projects. He also maintains the Secretariat's IT equipment and sets up videoconferences etc. He has over 10 years of experience in the IT industry, and has worked in various international companies in Madrid. In addition to studies in IT, César has a B.Sc. degree in Business Administration.
Hanna Galeziewska-Carballo
Administrative Assistant
Hanna joined IOSCO in March 2014 as Executive Assistant to the Secretary General within the Administration Department. Since 2018, she has been responsible for coordinating office operations and managing global staff travel logistics.
Before joining IOSCO, Hanna worked for over 6 years as Executive Assistant at Café Iguaçú in Madrid and London. She has also provided freelance translation services and acted as a Polish - Spanish court interpreter in Madrid.
Hanna holds a degree in Business Administration from the Academy of European Integration in Szczecin, Poland, and a degree in Translation from Cluny I.S.E.I.T in Madrid, Spain.
Burak Görmez
Advisor
Burak joined the IOSCO General Secretariat as an Advisor for Emerging Regulatory Issues (ERI) in March 2023. He is seconded from the Capital Markets Board of Türkiye (CMB) where he worked in various positions including the Deputy Head of the Intermediary Activities Department since 2014.
Burak holds a Bachelor’s degree in Computer Science and Engineering from Karadeniz Technical University (Türkiye ) and Halmstad University (Sweden), and a Master’s degree in Computer Forensics from Ankara University (Türkiye).
Ana Goytia
Policy Advisor
Ana joined IOSCO in September 2011 and currently serves as a Policy Advisor in the Financial Stability & Emerging Risks department within the Standards Development Division. Since 2021, she has supported the Sustainable Finance Taskforce (STF), and since 2025, she has also been supporting the Committee on Emerging Risks (CER).
Previously, Ana supported the Committee on Issuer Accounting, Auditing, and Disclosure (Committee 1), the Monitoring Board of the IFRS Foundation, and the Monitoring Group. From 2017 to 2021, she was involved in the work of the IOSCO Board and the Presidents Committee (PC).
Ana holds a Master’s degree in Financial Markets from the Instituto de Estudios Bursátiles (IEB), as well as a B.B.M. in Business Management and a B.L. in Law from the University Carlos III of Madrid.
Seynabou Kebe
Head of Operations
Seynabou Kebe has joined the IOSCO General Secretariat as Head of Operations in March 2023.
Before joining IOSCO, Seynabou worked for more than 15 years in several Financial and Administrative position in both the public and private sector, including international organisations such as UNTWO and ICCAT.
Seynabou holds a Bachelor’s degree in Economic Engineering and a Master’s degree in Economic Engineering from the Toulouse School of Economics (France).
Vanesa Krakovsky
Head of Administration and Executive Assistant to the Secretary General
Vanesa Krakovsky is Head of Administration and Executive Assistant to the Secretary General at IOSCO. She joined the organization in 2013, initially serving as Office Manager. She now leads the Administration Department within the Operations function, which includes both the Administrative Team and the Meetings and Events Team (MET). She oversees a staff of four, managing internal services, office coordination, and resource planning to support smooth operations and the successful delivery of IOSCO’s events.
In parallel, Vanesa supports the Secretary General with high-level executive coordination, including protocol, internal planning, and priority management.
Her earlier career in media and administration across Argentina, Mexico, and Spain shaped her pragmatic, detail-oriented approach. She is known for her discretion, adaptability, and consistent delivery in high-pressure environments.
François Lavigne-Massicotte
Policy Advisor
François joined the General Secretariat of IOSCO in January 2024 to serve as a policy advisor within its Standards Development Department. In this capacity, he has actively contributed to a wide range of policy initiatives related to Fintech and investor protection, covering topics such as artificial intelligence, crypto-assets, decentralized finance, finfluencers, and investor education. His current primary focus is on the regulation of secondary markets and derivatives.
François is seconded from the AMF Quebec, where he worked as a litigation attorney within the enforcement division since 2018. He represented the AMF Quebec before various judicial and administrative bodies, with a view of ensuring compliance with the laws regulating Quebec’s financial sector, particularly in the fields of securities and derivatives.
François holds a Bachelor of Laws from the Universite de Montreal and a Master of Laws from York University’s Osgoode Hall Law School, in Toronto, with a specialization in financial regulation.
Eunkyung Lee
Advisor
Eunkyung is an Advisor and joined the IOSCO Secretariat in December 2023. She supports the Cooperation and Information Exchange Team. She assists Committee 4 on Enforcement and Exchange of Information matters, the Screening Group, and the MMoU Monitoring Group.
Eunkyung Lee is on secondment from FSS Korea, where she worked as Senior Manager in the Capital Market Investigation Department. She is an attorney in Korea and holds a bachelor’s in law from the Ewha Womans University, in Seoul.
Angelo Manetta
Meetings Coordinator
Angelo joined IOSCO in November 2018 and forms part of IOSCO's administrative team. His primary responsibility is to organize and coordinate IOSCO meetings, both in Madrid and abroad, as well as other external events.
Before joining IOSCO, Angelo worked in a range of sectors varying from hospitality, financial services and the UK’s National Health Service. His roles involved customer/client services, admin, project management and events management; he was delegate and registrations manager for the IOSCO Annual Conferences in Rio de Janeiro (2014) and Montego Bay (2017).
Angelo studied Politics and Environmental Studies at Kingston University (London).
Leandro Martinez Lopez
Head of Finance
Leandro joined the Finance Department at the General Secretariat in April 2018. His responsibilities include accounting, budgeting, treasury management, financial reporting and statutory and tax compliance.
Prior to joining IOSCO, he worked for an investment bank in Madrid, in the finance department, focused on regulatory and financial reporting. Leandro holds a Bachelor´s degree in Economics and a Master´s degree in International Economics and Developing Economies, both from Universidad Complutense de Madrid (UCM), Spain.
Corina Martinez
Senior Meeting and Events Planner
Corina joined IOSCO's General Secretariat in May 2001. She is currently Senior Meeting and Events Planner and leads the organization of IOSCO's annual conferences in collaboration with the host authorities. Corina served as Head of Administration and Human Resources from 2016 until 2018, Deputy Head of Administration and Events and Meetings Coordinator of IOSCO from 2014 until 2016. Prior to this time, she was Senior Executive Assistant and Personal Assistant to the Secretary General and led the organization of the Inauguration Ceremony of the IOSCO Headquarters, in the presence of H.R.H. Prince Felipe de Borbón, in 2004, as well as the IOSCO 10th Anniversary in 2010.
Corina holds a DEUG (General Academic Studies Degree) in Hispanic Philology from the Université Lumière Lyon II-France, a Business and Tourism Activities Degree from the Instituto Vox of Madrid-Spain and an additional specialization in Remote Ticketing and Travel Services from the Lycée Colbert of Lyon-France.
Devid Mazzonetto
Head of Markets
Devid joined IOSCO in September 2021 and is currently Head of Markets within the Standards Development Department. He leads the Markets Team, which supports Committee 1 on Issuer Accounting, Audit and Disclosure, Committee 2 on Regulation of Secondary Markets, and Committee 7 on Derivatives. Prior to this role, Devid supported several IOSCO committees and task forces across different policy areas.
Before joining IOSCO, Devid spent 15 years in both the public and private sectors. He most recently worked at the UK Financial Conduct Authority (FCA), where he focused on the international aspects of the LIBOR transition. At the FCA, he coordinated and contributed to the authority’s engagement with the FSB’s Official Sector Steering Group (OSSG) and the IOSCO Benchmarks Task Force. Earlier in his career, he worked as a credit analyst and treasury dealer in the private financial sector.
Devid holds a Bachelor’s degree in Economics and Business and a Master’s degree in Economics and Finance from Ca’ Foscari University of Venice, as well as a Master in Finance from London Business School.
Claudio Minasi
Policy Advisor
Claudio joined IOSCO in February 2025 as a Policy Advisor, supporting IOSCO's standards development work in the area of FinTech and assisting Committee 8 for Retail Investors.
He is seconded from the UK Financial Conduct Authority (FCA), where he spent five years in various roles, including enforcement and the licensing and supervision of crypto asset firms.
Before joining the FCA, Claudio practised law in multiple jurisdictions, specialising in cross-border litigation, financial services and regulatory investigations.
He is qualified as a lawyer in the UK, Italy and Spain, and holds a bachelor’s degree in law and advanced studies in International Law, Data Protection, Distributed Ledger Technology (DLT) and crypto applications.
Tomohiro Nagoya
Policy Advisor
Tomohiro Nagoya joined IOSCO in September 2024 and is part of the Markets Team within the Standard Development Department. He supports Committee 1 on Issuer Accounting, Audit and Disclosure, and the Primary Market Network.
Tomohiro has approximately ten years of experience in the public sector. Before joining IOSCO, Tomohiro served as Deputy Director for International Capital Market Regulation at the Financial Services Agency (FSA) of Japan. He also served as Financial Attaché at the Embassy of Japan in India within the Ministry of Foreign Affairs, gaining valuable experience in cross-border financial cooperation.
Tomohiro holds a Master of Laws (LL.M.) degree from Keio University Law School and passed the Japanese Bar Examination.
Kris Nathanail
Director Standards Development
Kris joined IOSCO in October 2018. As a senior policy advisor, she is IOSCO’s appointed lead for the Follow-Up Group on Cross-Border Regulation (IOSCO’s working group on market fragmentation). Kris also works on financial stability through the Board-level financial stability engagement group and has participated in work on money market funds as well as margin practices among other things. She also works on ESG matters and has most recently coordinated IOSCO’s work on ESG ratings and data providers.
Before joining IOSCO, Kris spent 4 years at the UK Financial Conduct Authority where she was senior advisor to the Director of Policy and acted as manager of the Brexit Policy team. Prior to that Kris was a senior advisor within the asset management & funds policy team where she led and contributed to a number of domestic and international initiatives, including the ESRB’s and the FSB’s shadow banking workstreams, and IOSCO C5 and ESMA investment management standing committee related work.
Kris has a bachelor’s degree in political science and a master’s degree in North American and European Political Affairs from the Université Libre de Bruxelles. Kris also holds an MBA from the Quantic School of Business and Technology and is an associate member of the Chartered Institute for Securities and Investments.
Daniel Palacios Romero
Junior Standards Implementation Advisor
Daniel joined the IOSCO Standards Development Department in June 2024, where he contributed to the support of Committee 1 on Issuer Accounting, Audit and Disclosure, as well as the Committee on Emerging Risks. Since March 2025, he has been part of the Standards Implementation Department, collaborating with both the Members’ Engagement and Implementation Monitoring teams. In addition, Daniel contributes to the support of the IOSCO Diversity Network.
Before joining IOSCO, he worked in corporate finance and investment banking in Ecuador. Daniel holds a Master in Finance from IE Business School (Spain), an MBA with a concentration in Business Analytics from Babson College (USA), and a Bachelor of Arts in Economics from Brown University (USA).
Jantakarn Pangutha
Advisor Implementation and Assessment
Jantakarn has joined the IOSCO General Secretariat in November 2023 as GEM and Standards Implementation Monitoring Advisor, on secondment from the Securities and Exchange Commission (SEC), Thailand.
Prior to joining the IOSCO, she worked as a Senior Officer in the Strategy and International Affairs Department at the SEC Thailand, focused on international standards since 2018.
Jantakarn holds a Bachelor of Business Administration (International Program), Accounting Major from Thammasat University, and a Master’s degree in Accounting and Finance from the University of Leeds.
Isabel Pastor
Head of Enforcement and Cooperation
Isabel joined IOSCO in March 2002 and has covered a range of areas within the organization since her arrival. Isabel's current work is focused on enforcement and cooperation. Among other responsibilities, she leads the Secretariat's MMoU Team (Multilateral Memorandum of Understanding Concerning Consultation and Cooperation and the Exchange of Information). In this role, Isabel's responsibilities include supporting the work of the MMoU Screening Group, Committee 4 on Enforcement and Exchange of Information, the MMoU Monitoring Group as well as the MMoU Monitoring Group Steering Committee and the MMoU Decision Making Group. Isabel is in charge of applications for IOSCO ordinary, associate and affiliate membership.
Isabel also supports the work of the Affiliate Members Consultative Committee. As Senior Advisor, she works closely with the Secretary General on key special projects.
Isabel comes from the Spanish Civil Administrative Service, where she served as Director of International Affairs of the Insurance Regulator. Prior to joining IOSCO, she worked at the UK Financial Services Authority in London. Isabel has a law degree from Complutense University in Madrid.
Tim Pinkowski
Head of Legal and Corporate Affairs
Tim joined the IOSCO General Secretariat in February 2012 and supports the Presidents Committee, the IOSCO Board and the CPMI-IOSCO Steering Group. In addition, Tim is responsible for general legal and institutional issues, and is involved in the work on securitization and Legal Entity Identifiers. Tim also oversees IOSCO's policy work for Committee 6 on Credit Rating Agencies.
Before joining the IOSCO General Secretariat, Tim worked for the German Federal Financial Supervisory Authority (BaFin) in the department for investment fund supervision. Tim holds a degree in law; he studied at Bielefeld University (Germany).
Randy Priem
Senior Policy Advisor
Randy joined the IOSCO Secretariat in July 2024 to be involved in the CPMI-IOSCO work. He is part-time seconded from the Belgian FSMA where he is the coordinator of the markets and post-trading unit.
He is a member of various ESMA standing committees and working groups, a member of six EMIR colleges of central counterparties, four CCP resolution colleges, and also represents the FSMA at the T2S cooperative oversight college. He often represents Belgium as a national expert at the European Council when new legislation (EMIR, BMR, CSDR, etc.) is drafted.
In addition, he is a finance professor at UBI Business School and Antwerp Management School where he teaches financial and FinTech courses to MBA and master students, and published in various international academic journals. He holds a PhD in finance from the Katholieke Universiteit Leuven.
Göknil Şenel
Advisor
Göknil joined the IOSCO General Secretariat as GEM and Implementation Monitoring Advisor in March 2023. She is seconded from the Capital Markets Board of Türkiye where she worked in the Department of Legal Affairs since 2016.
Göknil holds an undergraduate degree from Ankara Law School (Türkiye), and a master’s degree in international business law (LL.M) from Tilburg University (Netherlands).
Nelson Siu
Policy Advisor
Nelson joined the IOSCO General Secretariat in February 2025. He supports the work of the Board-level Financial Stability Engagement Group and the work of IOSCO’s policy committee on Investment Management (C5).
He is seconded from the Hong Kong SFC where he worked as in-house counsel in the Legal Services Division. He has also worked in the SFC Enforcement Division as adviser for disciplinary proceedings against intermediaries/licensed persons.
Prior to the SFC, he worked in private practice at the Hong Kong offices of Linklaters and Herbert Smith Freehills. Nelson holds a Postgraduate Certificate in Laws from the University of Hong Kong and completed the double degree Bachelor of Business Administration and Bachelor of Laws programme at the same university.
Julian Tee
Policy Advisor
Julian joined IOSCO as a Policy Advisor in the Standards Development Department in November 2024. He works on matters supporting the FinTech Task Force (crypto assets, artificial intelligence, tokenization) and Committee 3 on Market Intermediaries.
Julian is seconded from the Monetary Authority of Singapore, where he worked as a Deputy Director on matters including the development of regulatory frameworks for crypto assets, derivatives trading venues, and corporate governance; cross-border recognition of derivatives trading venues; licensing, supervision, and inspection of market operators and clearing facilities; and scenario design for an industry-wide business continuity exercise.
Julian holds a Bachelor of Laws from the National University of Singapore. He is a CFA Charterholder and a certified Financial Risk Manager.
Raluca Tircoci-Craciun
Director Standards Implementation
Raluca joined the General Secretariat in March 2010 where she leads the Secretariat work on emerging markets, capacity building and implementation monitoring and standards assessments, including in areas such as sustainable finance and crypto assets. Her responsibilities involve leading the Secretariat's support to the Growth and Emerging Markets Committee, the four Regional Committees and their members, the work of the Assessment Committee, and the FSB Standing Committee on Standards Implementation (SCSI). Raluca is also leading the Secretariat's work on diversity and inclusion, including the support for the IOSCO Diversity Network.
As Director of Standards Implementation, Raluca is a member of the Secretariat's management committee. She has also been involved in the Working Group on IOSCO's Strategic Plan to 2020 and the resulting follow up work.
Raluca has over 22 years of experience in securities regulation and in the international arena. Prior to joining IOSCO, she headed the Projects and Procedures Department of the European and International Relations General Directorate at the Romanian National Securities Commission.
Rebeca Vitale Faginas
Executive Assistant to the Deputy Secretary General
Rebeca joined IOSCO in April 2025, as the Executive Assistant to the Deputy Secretary General.
Prior joining IOSCO, Rebeca worked as a PA/Executive Assistant in a range of several and diverse multinational companies in Venezuela and Spain, from pharma, oil & gas, telecommunications, to financial services, such as BBVA and Banco de España.
Rebeca studied translations at Instituto de Traducción e Interpretación NELS in Caracas, Venezuela.
Alison Walker
Advisor
Alison is an Advisor supporting Committee 4 on Enforcement and the Exchange of Information, the Screening Group, the MMoU Monitoring Group and the MMoU Monitoring Group Steering Committee. She advises on matters related to the IOSCO MMoU and EMMoU, including technical and compliance issues, as well as applications from prospective signatories.
Alison joined the IOSCO Secretariat in September 2024, on secondment from the UK’s Financial Conduct Authority (FCA), where she was a senior lawyer working on international investigations and enforcement cooperation. Alison was the aide to the UK FCA Chair of the MMoU Monitoring Group as well as the Vice Chair of the Screening Group. Prior to joining the FCA, Alison worked at the UK’s Serious Fraud Office and in private practice specialising in extradition and crime.
John Wennstrom
Head of Financial Stability and Emerging Risks
John joined IOSCO in April 2020 and is Head of Financial Stability and Emerging Risks (FSER) within the Standards Development Department. The FSER team is responsible for supporting IOSCO’s Board level Financial Stability Engagement Group, Committee 5 on investment management, the Committee on Emerging Risks, and IOSCO's data function. Prior to leading the FSER team, John led the Markets Policy Team, looking after Committee 2, 5, and 7.
Before joining IOSCO, John spent 10 years across the public and private sector. More recently at the Bank of England where he was a policy advisor in the Bank’s EU withdrawal unit focusing on contract continuity for derivatives and before that, he was a senior supervisor responsible for a portfolio of European banks in the UK. Before joining the Bank of England, John spent five years across New York and London where he was Vice President at CLS Group, a financial market infrastructure specialised in FX settlement.
John holds a Bachelor’s Degree from Champlain College in Vermont, USA and a Master’s Degree in Financial Regulation and Central Banking from Warwick Business School in the UK. John is also a Certified Compliance and Regulatory Professional (CCRP) from Pace University, the Lubin School of Business in New York.
Marta Alonso Fernández
Advisor
Marta joined IOSCO in August 2022 as a Policy Advisor to work on sustainable finance matters. She is seconded from the UK Financial Conduct Authority (FCA) where she served for 10 years, mostly in its Markets Policy Department. During her time at the FCA, Marta focused on a variety of topics related to primary and secondary markets policy and supervision, including transparency, market abuse and market structure.
Marta holds a Bachelor’s degree in Business Administration from Universidad de Vigo in Spain, and spent a year studying at the Université Paris Dauphine. She is a CFA charterholder and has also obtained the CFA Certificate in ESG Investing.
Rinasha Appavoo
Advisor
Rinasha joined IOSCO’s Standards Implementation Department in May 2025, where she supports the work of both the Capacity Building team and the Members Engagement team. Before joining IOSCO, she worked at the Financial Services Commission of Mauritius, contributing to various clusters including Policy, International Relations, and Capital Markets Supervision. From 2020 to 2022, she served as a full-time secondee to IOSCO, and from April 2022 to April 2025, she continued her involvement on a remote, part-time secondment.
Rinasha is a holder of a BSc (Hons) in Management with Finance and a Master in Business Administration (General) from the University of Mauritius. In addition, she is a Fellow of the Association of Chartered Certified Accountants.